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[client] clipboard: advertise standard text formats

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This commit is contained in:
Geoffrey McRae
2026-08-25 22:22:21 +10:00
parent 057073924a
commit b888be0ec3
2 changed files with 49 additions and 16 deletions
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48
client/displayservers/X11/clipboard.c
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@@ -93,6 +93,8 @@ struct X11ClipboardState
LG_Lock lock;
Atom aCurSelection;
Atom aTypes[LG_CLIPBOARD_DATA_NONE];
Atom aTextPlain;
Atom aTextPlainUtf8;
Atom aFileGnome;
Atom aFileMate;
Atom aFileKde;
@@ -116,10 +118,12 @@ static const char * atomTypes[] =
"text/uri-list",
};
static const char fileGnomeMime[] = "x-special/gnome-copied-files";
static const char fileMateMime [] = "x-special/mate-copied-files";
static const char fileKdeMime [] = "application/x-kde-cutselection";
static const char fileUriMime [] = "text/uri-list";
static const char textPlainMime [] = "text/plain";
static const char textPlainUtf8Mime[] = "text/plain;charset=utf-8";
static const char fileGnomeMime [] = "x-special/gnome-copied-files";
static const char fileMateMime [] = "x-special/mate-copied-files";
static const char fileKdeMime [] = "application/x-kde-cutselection";
static const char fileUriMime [] = "text/uri-list";
static struct X11ClipboardState x11cb;
@@ -154,6 +158,15 @@ static const char * fileMimeForAtom(Atom atom)
return NULL;
}
static bool typeMatchesAtom(LG_ClipboardData type, Atom atom)
{
if (type != LG_CLIPBOARD_DATA_TEXT)
return atom == x11cb.aTypes[type];
return atom == x11cb.aTypes[type] ||
atom == x11cb.aTextPlain || atom == x11cb.aTextPlainUtf8;
}
bool x11CBEventThread(const XEvent * xe)
{
switch(xe->type)
@@ -290,15 +303,19 @@ bool x11CBInit(void)
}
}
x11cb.aFileGnome = XInternAtom(x11.display, fileGnomeMime, False);
x11cb.aFileMate = XInternAtom(x11.display, fileMateMime , False);
x11cb.aFileKde = XInternAtom(x11.display, fileKdeMime , False);
x11cb.aTextPlain = XInternAtom(x11.display, textPlainMime , False);
x11cb.aTextPlainUtf8 = XInternAtom(x11.display, textPlainUtf8Mime, False);
x11cb.aFileGnome = XInternAtom(x11.display, fileGnomeMime , False);
x11cb.aFileMate = XInternAtom(x11.display, fileMateMime , False);
x11cb.aFileKde = XInternAtom(x11.display, fileKdeMime , False);
if (
x11cb.aFileGnome == BadAlloc || x11cb.aFileGnome == BadValue ||
x11cb.aFileMate == BadAlloc || x11cb.aFileMate == BadValue ||
x11cb.aFileKde == BadAlloc || x11cb.aFileKde == BadValue)
x11cb.aTextPlain == BadAlloc || x11cb.aTextPlain == BadValue ||
x11cb.aTextPlainUtf8 == BadAlloc || x11cb.aTextPlainUtf8 == BadValue ||
x11cb.aFileGnome == BadAlloc || x11cb.aFileGnome == BadValue ||
x11cb.aFileMate == BadAlloc || x11cb.aFileMate == BadValue ||
x11cb.aFileKde == BadAlloc || x11cb.aFileKde == BadValue)
{
DEBUG_ERROR("failed to get clipboard file atoms");
DEBUG_ERROR("failed to get clipboard atoms");
return false;
}
@@ -493,7 +510,12 @@ static void x11CBSelectionRequest(const XSelectionRequestEvent e)
targets[0] = x11atoms.TARGETS;
targets[1] = x11cb.aTypes[requestType];
int count = 2;
if (requestType == LG_CLIPBOARD_DATA_FILES)
if (requestType == LG_CLIPBOARD_DATA_TEXT)
{
targets[count++] = x11cb.aTextPlain;
targets[count++] = x11cb.aTextPlainUtf8;
}
else if (requestType == LG_CLIPBOARD_DATA_FILES)
{
targets[count++] = x11cb.aFileGnome;
targets[count++] = x11cb.aFileMate;
@@ -602,7 +624,7 @@ static void x11CBSelectionRequest(const XSelectionRequestEvent e)
// look to see if we can satisfy the data type
for(int i = 0; i < LG_CLIPBOARD_DATA_NONE; ++i)
if (x11cb.aTypes[i] == e.target && requestType == i)
if (typeMatchesAtom(i, e.target) && requestType == i)
{
struct X11ClipboardWrite * write = calloc(1, sizeof(*write));
if (!write)